Scholars
38 scholars mapped across 36 regions. 494 total scholars in the index.
Showing all 38 mapped scholars
All Scholars
494 scholars
Rishonim (198)
Rambam178CórdobaRashi67TroyesRashba38BarcelonaRabbeinu Tam22TroyesRif22FezRabbeinu Yonah13Ramban10GironaRan10Gerona and BarcelonaR' Mordechai ben Hillel (Mordechai)6Rabbeinu Chananel5KairouanRav Hai Gaon4Ritva4Zohar4R' Meir of Rothenburg3RothenburgRaba3R' Yitzchak (Ri)2Talmud Bavli2Rabbenu Yonatan of Lunel2Chananel ben Chushiel2Rabbenu Hai Gaon2Anonymous (Various Rishonim)2Rav Yosef2Anonymous (Yesh Mi She'omer)2Rabbi Asher ben Yehiel (Rosh)2Rashi & Tosafot interpretation1Yesh Omer (third opinion, cited by Mechaber) — identified as Rashi's view by GRA/MB1Minority view (cited by Rema)1Some authorities cited by Rema (Kol Bo and others)1Talmud Bavli (implied by Mishnah Berurah / Aruch HaShulchan)1First opinion (cited in Mishnah Berurah)1Second opinion (cited in Mishnah Berurah)1Anonymous (cited by Magen Avraham and Mishnah Berurah)1Anonymous minority opinion (Rashi's view per Taz)1Majority of Rishonim (Rashi, Rosh, Tur, and others cited in Biur Halacha)1Majority of Rishonim (Rashi, Rashbam, R' Chananel, Ba'al HaMaor, Raavad, and others)1Anonymous authorities (cited by Rashi)1Students of Rashi (Talmidei Rashi)1Third opinion cited in SA / Aruch HaShulchan1Geonim (cited in Aruch HaShulchan)1Beit Shammai (historical position cited in Aruch HaShulchan)1Geonim (cited by Aruch HaShulchan)1Babylonia (Sura and Pumbedita academies)Ramah (R' Meir HaLevi Abulafia)1Ri (R' Yitzchak ben Shmuel)1The Gaonic tradition (cited via Tur)1R' Avraham b. Natan of Lunel1R. Zeira1Rav Sherira Gaon1Hagahot Maimoni1R' Yaakov Weil (Mahri Vayil)1R' Yitzchak bar Sheshet (Rivash)1Anonymous Opinion (cited in Mechaber)1R' Yosef Kolon (Maharik)1Talmud (cited by Mechaber)1Baal HaManhig (R' Avraham ben Natan HaYarchi)1Kol Bo and Abudarham1Various Acharonim (cited by Mechaber)1Unnamed early authority (cited and rejected by Mechaber)1Yesh Omer (unnamed, cited by Mechaber in 160:11)1R' Yaakov bar Yitzchak (Rabbeinu Yaakov bar Yaqar)1Talmud Bavli (Berakhot 46b) — accepted ruling1Dissenting opinion (appears in Mechaber's seif 13)1Ri'av (Ravad) and Ridvaz1Agur (citing R' Hai Gaon)1Cited opinion in Mechaber (Seif 5)1First Opinion (cited by Mechaber)1Second Opinion (cited by Mechaber)1Third Opinion (cited by Mechaber)1First Opinion / Rosh / Tur1First view (brought by Mechaber)1Second view (brought by Mechaber)1Some authorities1Shmuel (Talmudic opinion cited in Menachot)1Baalei HaGeonim1Kalboh (second opinion cited in SA)1Sheiltot (cited by the Tur and discussed by authorities)1R' Eliezer of Worms (Rokeach)1R' Aharon HaLevi of Barcelona1R' Hai Gaon1R' Yitzchak (cited in Tur as Yesh Omrim)1Ba'al HaMaor (R' Zerachiah HaLevi) and Hagahot Mordechai1Ba'al HaMaor (R' Zerachiah HaLevi)1Anonymous (cited in Hagahot Alfasi, name of Or Zarua)1R' Yehuda (Tanna, cited approvingly)1Yesh Omrim (cited by Mechaber)1Yesh Mi She'osur (view cited by Mechaber)1Yesh Matirim (view cited by Mechaber)1Terumas HaDeshen (R' Yisrael Isserlein)1Bahag (Baal Halachot Gedolot)1BabyloniaR' Yitzchak ben Moshe of Vienna (Or Zarua)1Hagahot Maimoni (customary ruling)1First opinion (Yesh Omrim)1R' Yitzchak ben Abba Mari (Ba'al Ha'Itur)1ProvenceAnonymous Rishon (cited in Beit Yosef)1Anonymous authority (cited in Shulchan Aruch)1Talmudic minority view (Berakhot 30b)1unnamed authority (yesh mi she'hora)1Beit Shammai1Beit Hillel1Tanna Kamma (anonymous first opinion in Talmud)1Shevna of Jerusalem (Talmudic sage)1Rabbi Meir (Talmudic sage)1Rabbi Yehudah (Talmudic sage)1Rabbi Yose (Talmudic sage)1Bnei Maarava (Jews of the Land of Israel)1R' Eliezer (cited by Tur as R'A, Rosh quotes this position as R' Tam's possible interpretation)1Hagahot Smak (R' Peretz of Corbeil)1R' Yaakov Landau1Ashkenaz (Central Europe)Yesh Omrim (Tosafot, cited in SA)1R' Menahem HaMeiri1R' Yitzchak of Kinon (R' Yechiel of Paris, cited as R' Yitzchak Mikino)1R' Peretz (cited in Mordechai)1R' Eliezer of Metz (Ra'am/Re'em)1MetzRa'avyah (R' Eliezer ben Yoel HaLevi)1Ashkenaz (Germany/Northern Europe)Aruch (R' Natan ben Yechiel)1RomeR' Moshe ben Yaakov (Sefer HaTerumah)1Ashkenazi regions (France or Germany)Rash, Tur, Rosh1Rav Shrira Gaon and Rav Hai Gaon1R' Yirucham1Yesh Omrim (second opinion in SA, identified with Tosafot/Rosh approach)1Talmud Bavli / Rambam (R' Moshe ben Maimon)1unnamed authorities (yesh mefarshim)1Rabbeinu Yehonatan1Trumat HaDeshen (R' Yisrael Isserlein)1Hagahot Oshri1Yesh Omrim (R' Tam / Tosafot position cited in Mechaber)1R' Yitzchak (Ri) of Dampierre1Baal HaItur1Tosefta (Eruvin ch. 8)1R' Yisrael of Krems (R' Yisrael mi-Krems, cited as Ri mi-Kunin)1Shmuel and R' Yochanan1Rav1Rabbenu Yitzchak (Ri)1R' Zerachiah HaLevi (Razah / Ba'al HaMaor)1Most Rishonim (majority view cited by Acharonim)1R' Yonatan of Lunel (Rabbeinu Yonatan)1Raa'h (cited in Shulchan Aruch 4:1)1Dissenting authorities (cited by Mechaber as 'yesh matirim')1Rabbeinu Yonatan1Rav Achai Gaon and Rabbenu Shmuel b. Natronai (as cited in Or Zarua)1Anonymous minority ('yesh cholkim')1First opinion (anonymous)1Ba'al HaIttur1Rav Yochanan1R' Yitzchak ben Moshe of Vienna1Anonymous (Geonim and Rishonim)1Yochanan Kramer (Bah)1Rav Alfasi (Rif)1Rokach1Rav Natronai Gaon1Sefer HaMitzvot HaGadol (Smag)1Rav Amram Gaon1Rav Natronai Gaon (and Geonim)1Sefer Mitzvot Katan (Smak)1Anonymous permissive view (cited in Biur Halacha)1Various Rishonim (Rif, Rambam, Ribash)1Anonymous opinion cited in SA1Medieval authorities (Abudraham/Ber Avraham tradition)1R' Nachshon Gaon1Anonymous authorities (cited by Mechaber/Rambam)1Unnamed early authorities (cited in SA)1Anonymous authorities (cited by Mechaber via Tur)1First opinion (unnamed authorities)1Minority opinion (some Rishonim)1R' Jacob Weil (Mahariv)1Rhineland (Germany)Anonymous/Mechaber's source1Geonic/Talmudic source1R' Nissim ben R' Reuven1Anonymous (first opinion)1Anonymous (second opinion)1Saadia Gaon1R' Eliezer Rokeach1Anonymous (minority opinion)1Kol Bo / Ran1Geonim (as interpreted by Rambam)1Anonymous early authority (cited by Semag)1Raavyah (R' Eliezer ben Yoel HaLevi)1R' Aharon HaKohen of Lunel (Or Zarua)1Or Zarua1Hagahot Asheri (R' Israel Isserlein)1Rav Huna1Rav Chisda1Anonymous third opinion (Rishonim)1Riaz (Yeshayahu di Trani)1Shiltei Gibborim1Anonymous ('Yesh Omrim' position)1The Geonim1R' Yitzchak ben Abba Mari (Ba'al HaIttur)1Agur (R' Yaakov Landau) — first opinion1Rosh; Rokach1Anonymous early authorities (yesh matirim)1Anonymous stricter authorities (yesh osrin)1Ezra and his court (historical)1Some Geonim (minority view)1Some Tosafists (minority view on scope)1R' Yisroel Isserlin (Terumat HaDeshen)1Hagahot Maimoni (implied)1R' Yisrael Isserlein (Terumat HaDeshen)1Elazar of Worms1
Early Acharonim (186)
R' Yosef Karo5314SafedR' Yisrael Meir Kagan4382RadinR' Yechiel Michel Epstein2446NovogrudokR' Moshe Isserles (Rema)2000KrakówR' Avraham Gombiner1725KaliszR' David HaLevi Segal879Poland (OstrogR' Eliyahu of Vilna621VilnaR' Yoel Sirkis (Bach)71Poland (Cracow/Kraków)R' David ibn Zimra (Radbaz)60R' Shlomo Luria49Poland / LithuaniaTur34GermanyR' Yosef ben Meir Teomim (Pri Megadim)24LvovR' Mordechai Jaffe (Levush)20Poland-LithuaniaR' Chizkiyah da Silva (Pri Chadash)16R' Eliyahu Shapiro (Eliyah Rabbah)14R' Alexander Sender Schor9Anonymous authorities (cited by Mechaber)9R' Yitzchak Luria (Arizal)8R' Chaim Yosef David Azulai (Chida)7Anonymous restrictive view7R' Yaakov Moelin (Maharil)6R' Shabbtai HaKohen (Shach)6Anonymous permissive view6Anonymous lenient view6R' Shneur Zalman of Liadi5R' Yehoshua Falk5R' Aryeh Leib Gunzberg5Anonymous authorities5Anonymous opinion cited by Mechaber4Elijah ben Abraham4Yesh Omrim (minority — cited by Mechaber)3Anonymous restrictive view (cited by Mechaber)3Shulchan Aruch3Abraham Danzig3Anonymous restrictive view (cited by Rema)2Anonymous (cited by Rema)2Anonymous authorities (cited by Rema)2R' Yair Chaim Bacharach2Anonymous (Yesh Omrim)2Anonymous authority cited in Mechaber2Anonymous permissive view (cited by Mechaber)2Yesh Omrim (second opinion in Shulchan Arukh)2R' Yosef ibn Lev (Ribal)2Mateh Yehudah2Stringent authorities2Anonymous authorities (disputed opinion)2Rema & Turei Zahav1Rema (Gloss on 178:2)1Rema (Gloss on 178:5) - cited Rashba opinion1Rema (Gloss on 178:7)1Rema (Gloss on 178:3)1Rema (citing Ran and R. Manoach) / Ashkenazi custom1Yesh Mi She'amar (Kabbalistic opinion, cited by Rema)1Unnamed dissenters (cited by Mishnah Berurah)1Yesh Omrim (second opinion cited in Rema)1Yesh Omrim (custom cited by Rema)1Rema citing dispute about courtyards opening into each other1Rema citing Rosh, Rashi, and Tur1Rema citing Rosh, R' Yerucham, and Tur1Anonymous (cited by Rema via Ran)1Some authorities cited in Mishnah Berurah1Elijah ben Abraham (Beuer HaGra)1Magen Avraham (cited in context)1Yesh Mi She'omer (cited in Aruch HaShulchan 179:8)1Magen Avraham citing Beit Yosef1Rama (R' Meir of Padua, cited by Magen Avraham)1Anonymous (Eliyah Rabbah)1Some authorities (unnamed minority)1Maharia (R' Yisrael Isserlein)1The Shelah1Unnamed dissenting authorities1R' Levi Trivush1R' Meir of Lublin (Maharam Lublin)1First opinion (Yesh Omrim — anonymous first position)1Second opinion (Yesh Omrim — anonymous second position)1Anonymous dissenting view1Knesset HaGedolah (cited by later authorities)1R' Yeshaya Horowitz (Shelah)1A great scholar1Yesh Omrim (some authorities, cited as first view in Mechaber)1General Source Limitation1R' Yaakov Emden (Sha'arei Teshuvah citing Chacham Tzvi)1Shelah (R' Yeshayah Horowitz)1Unspecified lenient authorities (Or Hachaim, Yeshuot Yaakov)1Avraham ben Azriel (Lechem Chamudot)1Yesh Omrim (minority view in SA 219:10)1Many authorities (cited in MB and BH)1R' Bezalel Ashkenazi (attributed via Shita Mekubetzet)1R' Chaim Benveniste1Chaim Benveniste1R' Yeshayahu HaLevi Horowitz1R' Avraham ben Moshe (cited as Turei Shabbat / Toras Shabbos)1Various poskim (cited in Pri Megadim)1The Geonim (Rishonic ruling, transmitted in Shulchan Aruch)1David ben Shlomo ibn Avi Zimra1Anonymous minority view (Yesh Omrim)1Anonymous (Minhagim cited in Biur Halacha)1Yesh Omrim (unnamed authorities cited by Mechaber)1Yesh Omrim (cited in Mechaber)1Yesh Omrim (unnamed minority cited by Mechaber)1Yesh Mi Sheholek (minority — cited by Mechaber)1Yesh Mi She'omer (third opinion, cited in Seif 6)1Yesh Mi She'omer (minority — cited by Mechaber)1Yesh Omrim (unnamed authorities)1Terumat HaDeshen (R' Yisrael Isserlein) — the questioner's view1Terumat HaDeshen (R' Yisrael Isserlein) — his own ruling1Yesh Omrim (second opinion cited in SA)1Sefer HaZikronot1Ashkenaz (Franco-German Jewish communities)Third opinion cited in Mechaber1R' Yaakov Reischer (Shevut Yaakov)1R' Avraham Horowitz (Avi Ro'i / Avraham ReUven)1Dissenting view (cited anonymously)1Anonymous minority (cited by Mechaber)1Davar Shmuel (R' Shmuel Aboab)1R' Eliyahu Mizrachi (Mahara Anach), as cited by Maaseh Rokach1Minority opinion (cited in Shulchan Aruch)1Yesh Poslin (second opinion in Shulchan Arukh)1Yesh Omrim (minority view — attributed to Rambam)1Yesh Omrim (minority view — attributed to Rambam/Rif)1Yesh Omrim (anonymous opinion cited by Mechaber)1Unknown (cited as Yesh Omrim)1Unnamed authorities (yesh omrim)1R' Moshe Alashkar1Anonymous (Yesh Omrim — first view)1Orchot Shabbat (Olat Shabbat)1R' Yeshaya HaLevi Horowitz1Shiurei Knesset HaGedolah and some Acharonim1Be'er Heitev (citing Devar Shmuel)1Author of Sefer Tikkun Yissachar1Anonymous view (cited by Mechaber)1Anonymous view1Anonymous dissenting opinion1Anonymous restrictive view (disagreeing opinion)1Anonymous authority1Anonymous restrictive opinion1Shmuel Eliezer Edels1Anonymous (cited by Mechaber)1Avraham1Yesh Omrim (unnamed, cited by Mechaber)1Ran (Rabbi Nissim)1Anonymous (Various Acharonim)1Rabbi of brit milah (sandak, mohel, father)1Anonymous Lenient View1Anonymous Stringent View1Unnamed communities (minhag)1Anonymous permissive view (cited by Rosh and Mechaber)1Anonymous lenient view (cited by Mechaber)1Radiah (R' Eliyahu)1David HaLevi Segel1Anonymous (cited in Biur Halacha)1R' Tzvi Ashkenazi (Chakham Tzvi)1Anonymous permissive authorities (cited by Mechaber)1Rabbenu Chayim (Tur)1Anonymous permissive authorities1Anonymous restrictive view (cited in sources)1Alternative view cited1Anonymous authorities (cited in Hagahot Maimoni)1Anonymous authorities (Gaonim)1Anonymous (stringent opinion)1Anonymous third opinion (cited in Mechaber)1Anonymous (second opinion cited by Mechaber)1Anonymous leniency (cited by Mechaber)1Yehuda Loew (Maharal)1Bayit Hadash (commentary)1Anonymous (Multiple authorities cited)1Unspecified earlier authorities (yesh omrim)1Anonymous commentary (cited in Shulchan Aruch)1Anonymous authorities (alternative opinion)1Anonymous authorities (variant opinion cited by Mechaber)1Yosef of Trani1Yeshayahu ben Avraham Halevi1Elijah ben Judah Halevi1Anonymous (attributed to Tur tradition)1Jewish authorities in Israel1Anonymous authority (cited by Mechaber)1Multiple authorities1R' Shmuel (Mishpetei Shmuel)1Anonymous opinion (cited in Beit Yosef)1R' Yeshayahu Horowitz (Shelah)1Anonymous authority cited by Mechaber1Maharit Tzahalon and Peri Chadash1Chacham Tzvi (R' Tzvi Ashkenazi)1R' Shmuel Kaidanover1R' Isaiah Horowitz (Shelah)1Binyamin Ze'ev1R' Tzvi Hirsch Kaidanover1
Late Acharonim (107)
Tosafot54Northern France and Germany (Ashkenaz)R' Avraham Danzig28VilnaRa'avad24PosquieresR' Akiva Eiger9R' Moshe Sofer (Chatam Sofer)4Frankfort am MainElijah ben Avraham3Biur Halacha (commentary)2First Opinion2Second Opinion2Shach2Avraham ben Yitzchak2Mishkenot Yaakov2Yechezkel Landau2Alternative view in Mishnah Berurah1Mishnah Berurah (citing Talmud and Mahril)1Some later authorities (cited in Mishnah Berurah 14:11)1Mishnah Berurah (Eliyahu Raba / Machmir opinion)1Mishnah Berurah (citing Levush and Beit Yosef)1Mishnah Berurah & Magen Avraham1Mishnah Berurah & Beur HaGra1Mishnah Berurah commentary1Mishnah Berurah consensus1Mishnah Berurah (lenient opinion cited)1Acharonim (collective later authorities), cited in Mishnah Berurah1Acharonim (cited in Mishnah Berurah)1Minority View (cited in Mishnah Berurah)1Motza'ei Yom Tov — Mishnah Berurah1Mishnah Berurah (citing Chayei Adam)1Mishnah Berurah (citing Beit Chadash and Magen Avraham 63:4)1Anonymous authorities (cited by Mishnah Berurah)1Anonymous tradition cited in Mishnah Berurah1First opinion (unnamed — cited in Mishnah Berurah)1Second opinion (unnamed — cited in Mishnah Berurah)1Mishnah Berurah citing Acharonim1Beur HaGra citing Damesek Eliezer (stricter reading)1Various later authorities (Maharil, Rabbi Shlomo Luriah, Vilna Gaon, others)1Later authorities cited by Aruch HaShulchan1Turei Zahav commentary1Magen Avraham (178:1)1Majority of Poskim (rov ha-poskim), cited by Aruch HaShulchan1Anonymous source (cited by Magen Avraham)1R' Baruch HaLevi Epstein (Aruch HaShulchan)1R' Shlomo Kluger (cited in Shulchan Shlomo)1Amar Marduchai1Local custom [non-Ashkenazi]1Alternative practice1Shaar Aharon1Sharei Teshuva (citing Teshuvat Peir Hador)1Later authorities (acharonim)1Beit Halevi (cited in MB)1R' Avraham Yeshaya Karelitz1Yesh Omrim (some authorities, cited in MB 181:2)1Yesh Mekilin (lenient opinion cited in MB 181:6)1Berakhei Yosef1R' Chaim Binyamin Pontremoli (Sha'ar HaTziun, citing Nishmat Adam)1R' Shlomo Kluger (Even HaOzer, cited by Sha'ar HaTziun)1R' Avraham Halevi Horowitz1Acharonim (A'R and others cited in Biur Halacha)1Yisrael Isser Isserlein1R' Yisrael of Shklov (attributed in MB to Dagul Mervavah)1Shaarei Teshuva1R' Yissachar Dov Ber Ilenburg1Central EuropeR' Meir Posner1Beit Meir1Toras Shabbat (R' Moshe of Brisk)1R' Yaakov Lorbeerbaum (Mishkenot Yaakov)1Beit Me'ir1Gaon Yaakov1Later Authorities (Acharonim — majority)1Mahariya (R' Yisrael Avraham Alter)1R' Ya'akov Emden (Mor u'Ktziah)1Mekor Chaim1Anonymous later authorities1Permissive authorities (cited by commentators)1Abraham Danzig or similar authorities1Anonymous acharonim1R' Avraham Yitzchak HaLevi Itinga1R' Avraham Mordechai Halevi1Avraham ben David1Achronim1Beit HaLevi1Anonymous commentators1Ma'amar Mordechai1Shabtai ben Meir (Shach)1Gershom Meir Lifshitz1Abraham Gombinder1Bach; Later Authorities1Later Authorities; Practical Consensus1Anonymous (cited by commentators)1R' Meir Simcha HaKohen of Dvinsk1Dvinsk (Daugavpils)Eliyahu ben Avraham1Yeshayahu Horowitz (Shnei Luchos HaBris)1EXTRACTION TASK1Abraham ben David1Abraham of Gombin1Anonymous custom (cited in Poza)1Abraham ben David (Rabd)1David ben Shmuel1Avi HaEzri (R' Yitzchak Yosef)1Nachum1Baal Terumas HaDeshen1Custom practice1Later authorities1R' Chaim Mordechai Margaliot (Shaarei Teshuva)1Magen Gibborim1Yeshuot Yaakov1R' Yaakov Lorberbaum (citing Derech HaChaim)1